Home / 135,424.25-202,247.07-108,810.66

Finding the Fourth Proportional to 135,424.25, 202,247.07 and 108,810.66

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Solution

The fourth proportional to 135,424.25, 202,247.07 and 108,810.66 is: 162,501.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,424.25 : 202,247.07 = 108,810.66 : x
  2. Step 2: Convert to fraction form
    135,424.25/202,247.07 = 108,810.66/x
  3. Step 3: Cross multiply
    135,424.25x = 202,247.07 × 108,810.66
  4. Step 4: Simplify right side
    135,424.25x = 22,006,637,169.77
  5. Step 5: Solve for x
    x = 22,006,637,169.77/135,424.25
  6. Step 6: Final answer
    x = 162,501.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.